.wrap{
    width: 100%;
    background-color: #f5f5f5;
}

.header,.nav,.banner,.content,.study,.ge,.center,.footer{
    width: 1000px;
    /*height: 200px;*/
    border: 1px solid red;
    margin: 0 auto;
}
.header .logo,.header .search,.header .icon{
    float: left;
}
.logo img{
    width: 127px;
}
.search div{
    float: left;
}
.search input{
    width: 300px;
    height: 30px;
    outline: none;
    padding-left: 4px;
}
.header .search{
    margin-left: 100px;
    margin-top: 6px;
}
.icon p{
    float: left;
    width: 70px;
    height: 20px;
    border-right: 1px solid #e3e3e3;
    text-align: center;
}
.search img{
    cursor: pointer;
    /*设置光标样式*/
}
.icon p a{
    color: #bbb;
    font-size: 14px;
}
.header .icon{
    margin-top: 10px;
}
 .login{
    border-right-width: 0 ;
    /*右边框线宽度*/

}
 .nav a{
     margin-right: 50px;
     font-size: 16px;
     color: #bbb;
 }
 .nav .active{
     color: #0aa1ed;
 }
 .content div{
     width: 326px;
     height: 245px;
     float: left;
 }
 .content .con1{
     background-color: #1fa2ea;
 }
.content .con2{
    background-color: #c5fad8;
    margin-right: 11px;
    margin-left: 11px;
}
.content .con3{
    background-color: #e69ba9;
}
.study h3,.study p{
    float: left;
}
.study p{
    background-color:#000 ;
    color: #fff;
    padding: 0 15px;
    margin-top: 4px;
    margin-left: 20px;
}
.ge div{
    float: left;
}
.ge .r_1{
    background-color: #e8e8e8;
    margin-right: 10px;
}
.ge p{
    background-color: #e8e8e8;
}
.r-1 {
    margin-bottom: 10px;
}
.center div{
    width: 250px;
    float: left;
    text-align: center;
}
.footer .footer_1,.footer .footer_2,.footer .footer_3{
    float: left;
}
.footer_2 ul{
    float: left;
}
.footer_2 ul li{
    margin-bottom: 32px;
    margin-left: 62px;
}
.footer_3 div{
    float: left;
}
.footer_3 h3{
    float: right;
}